.app-icon {
  width: 44px;
  height: 44px;
  display: block;
  object-fit: contain;
  filter: drop-shadow(0 5px 12px rgba(0, 0, 0, .4));
}

.release-icon {
  display: block;
  width: 112px;
  height: 112px;
  object-fit: contain;
  margin: 28px auto;
  filter: drop-shadow(0 16px 24px rgba(0, 0, 0, .5));
}

.backup-link {
  display: block;
  margin-top: 10px;
  padding: 10px 14px;
  border: 1px solid rgba(214, 173, 98, .28);
  color: #d9c298;
  text-align: center;
  font-size: 13px;
}

.backup-link:hover { border-color: #d6ad62; background: rgba(214, 173, 98, .07); }
.support-actions { display: grid; gap: 12px; }
.pay-buttons { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.pay-button { border: 0; border-radius: 3px; padding: 12px 10px; color: #fff; font-weight: 800; cursor: pointer; transition: transform .2s, filter .2s; }
.pay-button:hover { transform: translateY(-2px); filter: brightness(1.08); }
.wechat-pay { background: linear-gradient(135deg, #20b965, #07833f); box-shadow: 0 8px 22px rgba(20, 174, 88, .18); }
.alipay-pay { background: linear-gradient(135deg, #2589ff, #0866d9); box-shadow: 0 8px 22px rgba(25, 119, 238, .2); }
.modal-open { overflow: hidden; }
.qr-modal { position: fixed; inset: 0; z-index: 999; display: none; place-items: center; padding: 18px; }
.qr-modal.open { display: grid; }
.qr-backdrop { position: absolute; inset: 0; background: rgba(2, 2, 5, .82); backdrop-filter: blur(8px); }
.qr-dialog { position: relative; z-index: 1; width: min(420px, 100%); padding: 28px; border: 1px solid rgba(214, 173, 98, .35); background: #111116; box-shadow: 0 30px 100px rgba(0, 0, 0, .68); text-align: center; }
.qr-dialog h2 { margin: 0; font-size: 23px; }
.qr-dialog p { margin: 5px 0 18px; color: #98938d; font-size: 13px; }
.qr-dialog small { display: block; margin-top: 14px; color: #8c8780; }
.qr-close { position: absolute; top: 8px; right: 10px; border: 0; background: transparent; color: #aaa; font-size: 29px; cursor: pointer; }
.qr-viewport { position: relative; width: 358px; max-width: 100%; height: 357px; margin: auto; overflow: hidden; border-radius: 11px; background: white; }
.qr-viewport img { position: absolute; width: 753px; height: 457px; max-width: none; top: -94px; }
.qr-viewport.wechat img { left: -9px; }
.qr-viewport.alipay img { left: -382px; }
@media (max-width: 430px) {
  .qr-dialog { padding: 24px 14px 18px; }
  .qr-viewport { width: 300px; height: 299px; }
  .qr-viewport img { transform: scale(.838); transform-origin: top left; }
  .qr-viewport.wechat img { left: -8px; top: -79px; }
  .qr-viewport.alipay img { left: -320px; top: -79px; }
}